一个圆柱和一个圆锥体积和高相等.圆锥的底面积是30cm2,圆柱的底面积是______cm2.
30÷3=10(平方厘米),
答:圆柱的底面积是10平方厘米.
故答案为:10.
— Do you think I should join the singing group, Mary?
— ________ If I were in your shoes, I certainly would.
A.None of your business.
B.It depends.
C.Why not?
D.I don't think so.
移植肾常位于()
A.腰方肌后方盆腔内
B.盆腔内髂腰肌边缘
C.肾窝内
D.腹腔